2021035390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{1217}}^1$

素因数の和:1753

約数の個数: 64

約数和(自身を含む): 4108382208

約数和(自身を除く): 2087346818

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 487, 682, 974, 1217, 1705, 2434, 2435, 3410, 4870, 5357, 6085, 10714, 12170, 13387, 15097, 26774, 26785, 30194, 37727, 53570, 66935, 75454, 75485, 133870, 150970, 166067, 188635, 332134, 377270, 414997, 592679, 829994, 830335, 1185358, 1660670, 2074985, 2963395, 4149970, 5926790, 6519469, 13038938, 18373049, 32597345, 36746098, 65194690, 91865245, 183730490, 202103539, 404207078, 1010517695, 2021035390]

約数ペア:

[(1, 2021035390), (2, 1010517695), (5, 404207078), (10, 202103539), (11, 183730490), (22, 91865245), (31, 65194690), (55, 36746098), (62, 32597345), (110, 18373049), (155, 13038938), (310, 6519469), (341, 5926790), (487, 4149970), (682, 2963395), (974, 2074985), (1217, 1660670), (1705, 1185358), (2434, 830335), (2435, 829994), (3410, 592679), (4870, 414997), (5357, 377270), (6085, 332134), (10714, 188635), (12170, 166067), (13387, 150970), (15097, 133870), (26774, 75485), (26785, 75454), (30194, 66935), (37727, 53570)]